89154140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{143797}}^1$

素因数の和:143837

約数の個数: 24

約数和(自身を含む): 193264512

約数和(自身を除く): 104110372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 143797, 287594, 575188, 718985, 1437970, 2875940, 4457707, 8915414, 17830828, 22288535, 44577070, 89154140]

約数ペア:

[(1, 89154140), (2, 44577070), (4, 22288535), (5, 17830828), (10, 8915414), (20, 4457707), (31, 2875940), (62, 1437970), (124, 718985), (155, 575188), (310, 287594), (620, 143797)]